SQL databases for the RustStream messaging framework through sqlx: a transactional outbox over any RustStream broker and task queues in Postgres, MySQL/MariaDB and SQLite tables.
//! How each form claims, holds and settles its rows: the lease form, batches, FIFO groups, two
//! claimers on one table, the advisory lock form, rows written before the app started, and a
//! claim cut short at shutdown.
#![cfg(all(
feature ="inbox",
feature ="chrono",
feature ="json",
feature ="testing"))]modadvisory;modbacklog;modbatches;modclaims;modconcurrency;modfifo;modlease;modshutdown;